7.5 Replacing the twisted knot brushes
IMPORTANT:
The wire bristles must be at least 5 cm long. The wire bristles must be replaced if they have been
worn beyond this point.
WARNING:
Switch off the engine and allow it to cool down. The machine must be secured to prevent it from
being started inadvertently.
33
Maintenance and care
Tip the machine backwards.
Undo the star grip.
Remove any worn twisted knot brushes.
Worn twisted knot brushes.
The twisted knot brushes must be at least 5 cm long.
The wire bristles must be replaced if they have been
worn beyond this point.
CAUTION!
Wear gloves.
5 cm